40448852400 has 120 divisors (see below), whose sum is σ = 141350399424. Its totient is φ = 9805779200.

The previous prime is 40448852363. The next prime is 40448852417. The reversal of 40448852400 is 425884404.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×40448852400² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1518954 + ... + 1545353.

Almost surely, 2^40448852400 is an apocalyptic number.

40448852400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40448852400 is an abundant number, since it is smaller than the sum of its proper divisors (100901547024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40448852400 is a wasteful number, since it uses less digits than its factorization.

40448852400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064339 (or 3064328 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 39.

The spelling of 40448852400 in words is "forty billion, four hundred forty-eight million, eight hundred fifty-two thousand, four hundred".